1. An extremely powerful tsunami. Usually found in the sea near Japan's east coast. Can kill many people and cause a nuclear panic.

2. How Godzilla was formed.

3. A forceful force.
Geez! That slap to the face was so powerful it felt like a Jap-nami!
by TheOneWhoWrites May 24, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×